Home / 3,460.35-5,188.85-1,611.03

Finding the Fourth Proportional to 3,460.35, 5,188.85 and 1,611.03

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Solution

The fourth proportional to 3,460.35, 5,188.85 and 1,611.03 is: 2,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.35 : 5,188.85 = 1,611.03 : x
  2. Step 2: Convert to fraction form
    3,460.35/5,188.85 = 1,611.03/x
  3. Step 3: Cross multiply
    3,460.35x = 5,188.85 × 1,611.03
  4. Step 4: Simplify right side
    3,460.35x = 8,359,384.96
  5. Step 5: Solve for x
    x = 8,359,384.96/3,460.35
  6. Step 6: Final answer
    x = 2,415.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.